Imported pristine psxsdk-20190410 from official repo

1 files changed, 72 insertions, 0 deletions

diff --git a/libpsx/include/fcntl.h b/libpsx/include/fcntl.h
new file mode 100644
index 0000000..d51faa1
--- /dev/null
+++ b/libpsx/include/fcntl.h
@@ -0,0 +1,72 @@
+/*
+ * fcntl.h
+ *
+ * File control
+ *
+ * PSXSDK
+ */
+
+#ifndef _FCNTL_H
+#define _FCNTL_H
+
+#define O_RDONLY		1
+#define O_WRONLY		2
+#define O_NONBLOCK	4
+/** Read locked, not shared. */
+#define O_RDLOCK		16
+/** Write locked, not shared. */
+#define O_WRLOCK		32
+#define O_RDWR		(O_RDONLY | O_WRONLY)
+#define O_APPEND		256
+#define O_CREAT		512
+#define O_TRUNC		1024
+/** Obviously, O_EXCL has no effect in the PSXSDK. */
+#define O_EXCL		0
+
+/** The following are PlayStation BIOS extensions. */
+
+/** Set to scanning type. Real purpose unknown. */
+#define O_SCAN		4096
+/** Setup for remote command entry. Real purpose unknown. */
+#define O_RCOM		8192
+/**  No buffering and console interrupt */
+#define O_NOBUF		16384
+/** Asynchronous I/O mode */
+#define O_NOWAIT		32768
+/** Asynchronous I/O mode, alias */
+#define O_ASYNC		O_NOWAIT
+
+/**
+ * These are standard C library file I/O functions provided by the PSX BIOS.
+ * Filenames have to be specified in this way:
+ * [device]:[filename]
+ *
+ * Where device specifies the device the file is on:
+ * "tty:"		Console
+ * "cdrom:"		CD-ROM
+ * "buXX:"		Memory cards
+ *
+ * When using cdrom: as device, append file version (;1) to filename
+ * Example: cdrom:README.TXT;1
+ *
+ * Subdirectory paths have to be specified with backslashes (\),
+ * like MS-DOS. Read and write operations can be carried only in blocks. 
+ * Blocks are 2048 bytes for the CD-ROM device, and 128 bytes for memory cards.
+ */
+
+// The third argument (file mode) makes no sense in PSXSDK,
+// and will be ignored.
+
+#define open(filename, flags, ...) \
+	open(filename, flags)
+
+/** In previous versions, the second argument for open()
+     was named `mode'. That was incorrect; now it is correctly named `flags'.
+*/
+
+int open(const char *filename, int flags);
+int read(int d, void *buf, int nbytes);
+int close(int d);
+int lseek(int fildes, int offset, int whence);
+
+#endif